SELECT ord.id AS 'ID', customer.name AS 'KLIENT', ord.date_ordered AS 'DATA', emp.last_name AS 'SPRZEDAWCA', ord.total AS 'WARTOŚĆ' FROM ord, customer, emp WHERE customer_id = ord.customer_id AND emp.id = ord.sales_rep_id AND (ord.total < 100 OR ord.total >= 1000); SELECT ord.id AS 'ID', customer.name AS 'KLIENT', ord.date_ordered AS 'DATA', emp.last_name AS 'SPRZEDAWCA', ord.total AS 'WARTOŚĆ' FROM ord INNER JOIN customer ON customer.id = ord.customer_id INNER JOIN emp ON emp.id = ord.sales_rep_id WHERE (ord.total < 100 OR ord.total >= 1000); SELECT ord.id AS 'ID', customer.name AS 'KLIENT', ord.date_ordered AS 'DATA', emp.last_name AS 'SPRZEDAWCA', ord.total AS 'WARTOŚĆ', item.item_id AS 'LP', product.name AS 'PRODUKT', item.quantity AS 'ILOŚĆ', item.price AS 'CENA' FROM ord INNER JOIN customer ON customer.id = ord.customer_id INNER JOIN emp ON emp.id = ord.sales_rep_id INNER JOIN item ON item.ord_id = ord.id INNER JOIN product ON product.id = item.product_id WHERE (ord.total < 100 OR ord.total >= 1000); SELECT ord.id, customer.name, DATE_FORMAT(ord.date_ordered,'%Y-%m-%d, %W') AS 'data', emp.last_name, ord.total , item.item_id , product.name AS 'prod', item.quantity, item.price FROM ord INNER JOIN customer ON customer.id = ord.customer_id INNER JOIN emp ON emp.id = ord.sales_rep_id INNER JOIN item ON item.ord_id = ord.id INNER JOIN product ON product.id = item.product_id WHERE (ord.total < 100 OR ord.total >= 1000); SELECT osoby.id, osoby.nazwisko, osoby.imie, adresy.ulica, adresy.miasto, adresy.kod_pocz FROM osoby LEFT OUTER JOIN adresy ON osoby.id = adresy.osoby_id; SELECT ord.id, customer.name, DATE_FORMAT(ord.date_ordered,'%Y-%m-%d, %W') AS 'data', CONCAT(emp.last_name, ' ', emp.first_name) AS 'sprzed', ord.total , IFNULL(item.item_id, 'B.D.') AS 'id', IFNULL(product.name, 'Brak danych') AS 'prod', IFNULL(item.quantity, '-----') AS 'ilosc', IFNULL(item.price, '-----') AS 'cena' FROM ord INNER JOIN customer ON customer.id = ord.customer_id INNER JOIN emp ON emp.id = ord.sales_rep_id LEFT OUTER JOIN item ON item.ord_id = ord.id LEFT OUTER JOIN product ON product.id = item.product_id; ZROBIĆ WIELE DO WIELU !!!! SELECT osoby.id, osoby.nazwisko, osoby.imie, adresy.ulica, adresy.miasto, adresy.kod_pocz FROM osoby LEFT OUTER JOIN adresy ON osoby.id = adresy.osoby_id; SELECT osoby.id, osoby.nazwisko, osoby.imie, adresy.ulica, adresy.miasto, adresy.kod_pocz FROM osoby RIGHT OUTER JOIN adresy ON osoby.id = adresy.osoby_id; SELECT prac.id AS 'ID', prac.last_name AS 'Nazwisko', prac.first_name AS 'Imię', prac.title AS 'Stanowisko', prac.manager_id AS 'Szef', szef.last_name AS 'N.SZEFA', szef.title AS 'St.Szefa' FROM emp AS szef, emp AS prac WHERE szef.id = prac.manager_id; SELECT prac.id AS 'ID', prac.last_name AS 'Nazwisko', prac.first_name AS 'Imię', prac.title AS 'Stanowisko', prac.manager_id AS 'Szef', szef.last_name AS 'N.SZEFA', szef.title AS 'St.Szefa' FROM emp AS szef INNER JOIN emp AS prac ON szef.id = prac.manager_id; SELECT prac.id AS 'ID', prac.last_name AS 'Nazwisko', prac.first_name AS 'Imię', prac.title AS 'Stanowisko', prac.manager_id AS 'Szef', szef.last_name AS 'N.SZEFA', szef.title AS 'St.Szefa' FROM emp AS prac LEFT OUTER JOIN emp AS szef ON szef.id = prac.manager_id; SELECT ord.id, customer.name, DATE_FORMAT(ord.date_ordered,'%Y-%m-%d, %W') AS 'data', CONCAT(prac.last_name, ' ', prac.first_name) AS 'sprzed', CONCAT(szef.last_name, ' ', szef.first_name) AS 'szef', ord.total, IFNULL(item.item_id, 'B.D.') AS 'id', IFNULL(product.name, 'Brak danych') AS 'prod', IFNULL(item.quantity, '-----') AS 'ilosc', IFNULL(item.price, '-----') AS 'cena' FROM ord INNER JOIN customer ON customer.id = ord.customer_id INNER JOIN emp AS prac ON prac.id = ord.sales_rep_id INNER JOIN emp AS szef ON szef.id = prac.manager_id LEFT OUTER JOIN item ON item.ord_id = ord.id LEFT OUTER JOIN product ON product.id = item.product_id; SELECT emp.id, emp.last_name, emp.first_name, emp.title, emp.salary, job.name, job.salary_min, job.salary_max FROM emp, job WHERE emp.title = job.name AND(emp.salary >= job.salary_min AND emp.salary <= job.salary_max) SELECT emp.id, emp.last_name, emp.first_name, emp.title, emp.salary, job.name, job.salary_min, job.salary_max FROM emp, job WHERE emp.title = job.name AND (emp.salary < job.salary_min OR emp.salary > job.salary_max) SELECT emp.id, emp.last_name, emp.first_name, emp.title, emp.salary, job.name, job.salary_min, job.salary_max FROM emp, job WHERE emp.salary >= job.salary_min AND emp.salary <= job.salary_max SELECT osoby.id, osoby.nazwisko, osoby.imie, osoby.pesel, adresy.ulica, adresy.kod_pocz, adresy.miasto FROM osoby INNER JOIN oso_adr ON osoby.id = oso_adr.osoby_id INNER JOIN adresy ON adresy.id = oso_adr.adresy_id; SELECT emp.last_name, <-błąd sensu MAX(salary), MIN(salary), AVG(salary), SUM(salary), COUNT(salary) FROM emp; SELECT emp.last_name, <-błąd sensu MAX(salary), MIN(salary), AVG(salary), SUM(salary), COUNT(salary) FROM emp; SELECT emp.title, MAX(salary), MIN(salary), AVG(salary), SUM(salary), COUNT(*) FROM emp GROUP BY emp.title; SELECT ord.id AS "ID ZLECENIA", customer.name AS "Klient", emp.first_name AS "Sprzedawca", emp.last_name AS "", date_format(ord.date_ordered,'%W, %Y-%m-%d') AS "DATA", SUM(item.price * item.quantity) AS "SUMA ZAMÓWIENIA", COUNT(*) AS "LICZBA POZYCJI" FROM ord, item, customer, emp WHERE item.ord_id = ord.id AND customer.id = ord.customer_id AND emp.id = ord.sales_rep_id GROUP BY item.ord_id; SELECT emp.title, emp.first_name, emp.last_name, emp.salary FROM emp WHERE emp.salary > (SELECT AVG(emp.salary) FROM emp); SELECT emp.title, emp.first_name, emp.last_name, emp.salary FROM emp WHERE (emp.title, emp.salary) = (SELECT 'Warehouse Manager', MIN(emp.salary) FROM emp WHERE emp.title = 'Warehouse Manager'); SELECT emp.first_name, emp.last_name, emp.salary FROM emp WHERE salary < (SELECT AVG(emp.salary) FROM emp) AND emp.dept_id IN (SELECT dept.id FROM dept WHERE dept.name = 'Sales'); SELECT emp.first_name, emp.last_name FROM emp WHERE dept_id IN (SELECT dept.id FROM dept WHERE dept.region_id IN ( SELECT region.id FROM region WHERE region.name = 'Europe' ) ); TO SAMO MOŻNA UZYSKAĆ ZA POMOCĄ ZŁĄCZENIA SELECT emp.first_name, emp.last_name FROM emp, dept, region WHERE emp.dept_id = dept.id AND dept.region_id = region.id AND region.name = 'Europe'; SELECT title, SUM(salary) FROM emp GROUP BY title HAVING SUM(salary) > 2000; SELECT zlec.id AS 'ID', zlec.customer_name AS 'Klient', CONCAT(zlec.first_name, ' ', zlec.last_name) AS 'Sprzedawca', zlec.manager AS 'Manager', zlec.date_ordered AS 'Data zlecenia', zlec.prod_name AS 'Produkt', zlec.price AS 'Cena', zlec.quantity AS 'Ilość', zlec.price * zlec.quantity AS 'Wartość' FROM (SELECT ord.id, customer.name AS customer_name, emp.last_name, emp.first_name, man.first_name AS manager, ord.date_ordered, item.price, item.quantity, product.name AS prod_name FROM ord INNER JOIN customer ON customer.id = ord.customer_id INNER JOIN emp ON emp.id = ord.sales_rep_id INNER JOIN emp AS man ON man.id = emp.manager_id LEFT OUTER JOIN item ON item.ord_id = ord.id LEFT OUTER JOIN product ON product.id = item.product_id ) AS zlec;